行业组件数据 · 2026

夹爪手指

Robotic gripper fingers are specialized end-effector components designed to securely grasp, manipulate, and release objects in automated systems.

技术定义与适配语境
典型 夹爪手指 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

Gripper fingers are the direct-contact components of robotic grippers that interface with workpieces during material handling, assembly, and manipulation tasks. These precision-engineered elements convert the gripper's actuation force into controlled gripping pressure through mechanical, pneumatic, or electrical systems. Their geometry, surface characteristics, and compliance properties determine the gripper's ability to handle various object shapes, weights, and surface conditions while maintaining positional accuracy and preventing damage.

组件规格

定义
Gripper fingers are the direct-contact components of robotic grippers that interface with workpieces during material handling, assembly, and manipulation tasks. These precision-engineered elements convert the gripper's actuation force into controlled gripping pressure through mechanical, pneumatic, or electrical systems. Their geometry, surface characteristics, and compliance properties determine the gripper's ability to handle various object shapes, weights, and surface conditions while maintaining positional accuracy and preventing damage.
工作原理
Gripper fingers operate by translating the gripper's actuation force (mechanical, pneumatic, or electric) into controlled gripping pressure. When the gripper closes, the fingers make contact with the workpiece, creating friction and/or form-fit engagement. The fingers' geometry distributes force across contact surfaces while compliance elements (springs, elastomers, or adaptive mechanisms) accommodate minor variations in object dimensions and prevent excessive pressure. For delicate objects, force sensors may provide feedback for pressure regulation.
材料
Common materials include: Aluminum alloys (6061-T67075-T6) for lightweight structural applicationsTool steels (D2A2) for wear resistance in high-cycle operationsStainless steel (304316) for corrosion resistance in food/pharmaceutical applicationsEngineering plastics (PEEKUHMW-PEDelrin) for non-marring surfaces and electrical insulationElastomers (polyurethanesilicone) for compliant gripping surfacesComposite materials (carbon fiber reinforced polymers) for high strength-to-weight ratios.
Lifespan
1-10 million cycles
Repeatability
±0.05-0.5 mm
Gripping Force
50-5000 N
Actuation Speed
0.1-2.0 m/s
Weight Capacity
0.1-50 kg per finger
Surface Hardness
40-65 HRC (metallic), 70-95 Shore A (elastomeric)
Operating Temperature
-20°C to 120°C
标准
ISO 9409-1ISO 14539DIN 332DIN 6499

行业分类与别名

夹爪手指 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Wear on contact surfaces->Reduced friction coefficient leading to dropped parts->Implement regular inspection schedules, use wear-resistant materials, apply protective coatings, and monitor gripping force feedback
Material fatigue from cyclic loading->Finger fracture during operation->Design with appropriate safety factors, conduct fatigue testing, implement load monitoring, and establish replacement intervals based on cycle counts
Contamination buildup on gripping surfaces->Inconsistent gripping performance and part slippage->Specify easy-clean materials, implement regular cleaning protocols, design self-cleaning features, and use protective covers when not in operation

工业生态与工程逻辑

0
Excessive gripping force causing part deformation
1
Insufficient friction leading to dropped parts
2
Material incompatibility causing contamination
3
Wear leading to reduced gripping performance
4
Misalignment causing uneven pressure distribution

合规与检测

tolerance
Dimensional tolerance: ±0.1 mm for critical mounting features, ±0.5 mm for gripping surfaces
test method
Performance testing per ISO 14539 includes: grip force verification, cycle testing, wear assessment, temperature resistance testing, and chemical compatibility evaluation

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

What factors determine gripper finger selection?

Key factors include: workpiece geometry and weight, required gripping force, surface sensitivity, environmental conditions (temperature, chemicals), cycle rate, precision requirements, and compatibility with existing gripper systems.

How do compliant gripper fingers differ from rigid ones?

Compliant fingers incorporate flexible elements (springs, elastomers, or adaptive mechanisms) that conform to irregular surfaces and distribute pressure evenly, reducing part damage. Rigid fingers provide maximum precision and force transmission but require exact part positioning.

Can gripper fingers be customized for specific applications?

Yes, most manufacturers offer custom finger designs with specialized geometries, surface textures, material combinations, and integrated features (sensors, heating elements, vacuum ports) for unique application requirements.

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CNFX Industrial Component Index · 机械和设备制造

数据基础

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初步技术归类
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URN:CNFX:ME:UNIT:GRIPPER_FINGERS